diff options
| author | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2016-05-03 14:45:50 +0200 |
|---|---|---|
| committer | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2016-05-04 11:01:48 +0200 |
| commit | dfebfc835f7b8156a559314bcd1ecff739c14fd1 (patch) | |
| tree | 94843083056eabd89f3892e71f4cc6173b1189d8 /src/libutil | |
| parent | 80f739b571771b56b9930fbf1ca3e3a4128b46cb (diff) | |
Add a copyStorePath() utility function
Diffstat (limited to 'src/libutil')
| -rw-r--r-- | src/libutil/ref.hh | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/libutil/ref.hh b/src/libutil/ref.hh index 9f5da0915..85afa2811 100644 --- a/src/libutil/ref.hh +++ b/src/libutil/ref.hh @@ -28,6 +28,13 @@ public: throw std::invalid_argument("null pointer cast to ref"); } + explicit ref<T>(T * p) + : p(p) + { + if (!p) + throw std::invalid_argument("null pointer cast to ref"); + } + T* operator ->() const { return &*p; |